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Sandy, Oregon

City in Clackamas County, Oregon

Air quality

The air at Sandy

Index 14, good, led by fine particles. Read at 8 PM from its reporting area, Estacada (OR), 7 miles off.

14Good
  • Fine particles (PM2.5)14Good-

The days ahead

Yesterday measured 17, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 28 or under.

ThuFriSat

Precipitation

What has fallen at Sandy

None in the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Sandy, the next 46 hours

Mist or haze: visibility falls to 2 miles Sat 9 AM.

ThuFriSat

On the radar over Sandy, OregonReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Sandy, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now4 instruments

measured daily2 instruments

Sandy 0.3 SOR-CC-134

In a volunteer observer's own ground/0.1 mi away/887 ft/57 ft below here

precip, snowfall, snow depth

Rank117of 1,635

Station report

The weather at Portland - Troutdale, drawn

The nearest airport reporting now, 12.9 mi from Sandy, Oregon. From its report of Oct 15, 2026, 7:53 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Portland - Troutdale, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TTDFIG. A THE SKY OVER PORTLAND - TROUTDALESECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPortland - Troutdale, the skySTATION REPORT · ASOS TTDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-TTD-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

70.0 F with a dew point of 39.0 F, 32 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 7,000 ft up.

Chart of the air at Portland - Troutdale: temperature 70.0 degrees Fahrenheit and dew point 39.0, 32 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 7,000 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TTDFIG. B THE AIR AT PORTLAND - TROUTDALETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00020 F30 F40 F50 F60 F70 F80 FSATURATES 7,000 FT ABOVE THE STATION, AT 32.5 FTEMPERATURE 70.0 FDEW POINT 39.0 FSPREAD 31.0 FRELATIVE HUMIDITY 32 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEPortland - Troutdale, the airSTATION REPORT · ASOS TTDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-TTD-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (90 degrees) at 15 mph, gusting 23 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 38 mph.

Plan of the wind at Portland - Troutdale, north up: blowing from 90 degrees, the east, at 15 miles an hour, gusting 23; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TTDFIG. C THE WIND AT PORTLAND - TROUTDALEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 90°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE19GUST, 23 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPortland - Troutdale, the windSTATION REPORT · ASOS TTDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-TTD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Portland - Troutdale, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Headworks Portland Water Bureau (HDWO3), 6.6 miles from here, read 13 Oct, 23:59. measured daily

Elsewhere in Oregon

25 places, each with its own forecast and its own instruments.

Near Sandy

The nearest places, each with its own forecast and the instruments nearest it.

Near Sandy

River and lake gauges